CGA4J2X7R1H224K125AA CGA4J2X7R1H224K125AA Ceramic Capacitor (MLCC)

CGA4J2X7R1H224K125AA is a high-quality automotive-grade ceramic capacitor (MLCC) manufactured by TDK, a global leader in electronic components. This passive component is specifically designed to meet the rigorous demands of automotive applications, ensuring reliable performance in harsh environments. As a multilayer ceramic capacitor, it offers excellent capacitance stability and low equivalent series resistance (ESR), making it an ideal choice for a wide range of circuit designs requiring stable power delivery and signal filtering. Its compact size and robust construction contribute to its suitability for dense electronic assemblies within vehicles.

Key Specifications

The Applications attribute, specified as “Automotive Grade,” signifies that this capacitor is engineered and tested to withstand the extreme conditions found in automotive electronics, including wide temperature variations, vibrations, and electrical transients. This is crucial for safety-critical systems in vehicles. The Brand, TDK, indicates a manufacturer renowned for its quality and innovation in passive components, assuring designers of a reliable product. The Feature “AEC-Q200General” and the explicit AEC-Q200 “YES” confirm that this component adheres to the Automotive Electronics Council’s stringent qualification standard, which is essential for components used in automotive applications. The Tolerance of “±10%” specifies the permissible deviation from the nominal capacitance value, which is a standard and acceptable range for many automotive and general-purpose applications, ensuring consistent circuit performance. The L x W Size of “2.0mm x 1.25mm [EIA 0805]” denotes its physical dimensions, corresponding to the widely adopted 0805 imperial case size, which is a common footprint allowing for compact board designs. The Capacitance of “220nF” (nanofarads) is the component’s primary electrical characteristic, indicating its ability to store charge, suitable for filtering, coupling, and bypass applications. The T(Max.) / mm of “1.45” refers to the maximum thickness of the component, important for mechanical design and clearance considerations. The Temp. Chara. “X7R” describes the dielectric material, which provides a relatively stable capacitance over a wide temperature range, specifically a Cap.Change or Temp.Coef. of “±15%” between the Operating Temp. Range / °C of “-55 to 125”. This wide operating temperature range is critical for automotive applications where components are exposed to extreme heat and cold. The Component Type “Ceramic Capacitor (MLCC)” clarifies its construction and technology. The Product Status “Production” indicates that the component is actively manufactured and readily available for new designs and mass production. Finally, the Rated Voltage [DC] / V of “50” specifies the maximum DC voltage that can be continuously applied across the capacitor without risk of breakdown, making it suitable for many automotive power supply and signal lines.

Features and Benefits

• AEC-Q200 Qualified: Ensures high reliability and robust performance in demanding automotive environments, meeting industry standards for quality and durability.
• Wide Operating Temperature Range: With an operating range from -55°C to 125°C, this capacitor maintains stable performance across extreme thermal conditions, crucial for vehicle electronics.
• Stable X7R Dielectric: The X7R temperature characteristic provides a capacitance change of only ±15% over the full operating temperature range, offering excellent stability for critical timing and filtering applications.
• Compact 0805 Package: The small 2.0mm x 1.25mm footprint allows for high-density mounting, enabling miniaturization and space-saving in automotive electronic control units (ECUs).
• High Capacitance Value: A 220nF capacitance in a compact package provides effective filtering and energy storage, contributing to stable power rails and improved signal integrity.

Typical Applications

• Automotive Infotainment Systems: Used for power supply decoupling and signal filtering in audio amplifiers, display drivers, and communication modules within car entertainment systems, ensuring clear audio and stable video.
• Engine Control Units (ECUs): Essential for stabilizing voltage rails and filtering noise in critical engine management circuits, contributing to precise fuel injection, ignition timing, and emission control.
• Advanced Driver-Assistance Systems (ADAS): Deployed in sensor modules (radar, lidar, cameras) and processing units for functions like adaptive cruise control, lane keeping assist, and automatic emergency braking, where reliability and signal integrity are paramount.
• Vehicle Lighting Systems: Utilized in LED driver circuits and other lighting control modules to smooth power delivery and prevent flickering, enhancing the longevity and performance of automotive lighting.
• Body Electronics: Integrated into modules controlling power windows, door locks, climate control, and other comfort and convenience features, ensuring reliable operation of these essential vehicle functions.

The CGA4J2X7R1H224K125AA from TDK is a testament to advanced ceramic capacitor technology, offering the reliability and performance required for modern automotive electronics. This component is stocked and shipped across India by Cirkit Electro Components, Mumbai, ensuring prompt availability for your design and production needs.

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